Product Overview
Flow rate order code table
Flow rate by valve size table
Code Flow rates (gpm)Size
121● 41A ● ● ●
121● 49A ● ● ●
121● 51A ● ● ●
121● 59A ● ● ●
121● 61A ● ● ●
121● 69A ● ● ●
121● 71A ● ● ●
121● 79A ● ● ●
1/2" NPT
1/2" Sweat
3/4" NPT
3/4" Sweat
1" NPT
1" Sweat
1 1/4" NPT
1 1/4" Sweat
∆P range (psid)
0.50 0.75 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00
0.50 0.75 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00
0.50 0.75 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00
0.50 0.75 1.00 1.50 2.00 2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00
2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 20.00 21.00
2.50 3.00 3.50 4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 20.00 21.00
4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 20.00 21.00
4.00 4.50 5.00 6.00 7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00 16.00 17.00 18.00 19.00 20.00 21.00
2-14 2-32 4-34 5-35 3-32 4-35
GPM
0.5
0.75
1
1.5
2
2.5
3
3.5
4
4.5
5
6
7
8
Last 3 digit
of code no. (
● ● ●)
G50
G75
1G0
1G5
2G0
2G5
3G0
3G5
4G0
4G5
5G0
6G0
7G0
8G0
Pressure Differential
Control Range (psid)
2-14
2-32
4-34
GPM
9
10
11
12
13
14
15
16
17
18
19
20
21
Last 3 digit
of code no. (
● ● ●)
9G0
10G
11G
12G
13G
14G
15G
16G
17G
18G
19G
20G
21G
Pressure Differential
Control Range (psid)
5-35
3-32
4-35
Complete code
1
st
2
nd
3
rd
4
th
5
th
6
th
8
th
9
th
10
th
{
{
{
1
st
2
nd
3
rd
SERIES
SIZE
FLOW RATE
AND ∆p RANGE
5
t
h
7
th
8
th
9
th
The first three digits
indicate the series:
The fifth digit
indicates the size:
Size
Digit
The last three digits indicate the flow rate (select from table below).
121
F
lowCal with integral ball valve
SERIES SIZE
FLOW RATE - ∆p RANGE
1/2"
4
3/4"
5
1"
6
1 1/4"
7
7
th
A
{
PT Test
Ports
{
End.
Conn.
PRESS. AND TEMP.
TEST PORTS
4
th
The fourth digit
indicates the PT Ports:
1 No factory installed PT Test Ports
2 Factory installed PT Test Ports (std size)
END
CONNECTIONS
6
t
h
The sixth digit indicates
the end connection style:
1
NPT threaded connections
3 Sweat connections
Ordering information for FLOWCAL 121 series
Build the appropriate valve code number for your application from the order matrix below. Then select the desired flow rate from the flow rate table.
When ordering, combine the appropriate code number from the matrix with the last 3 digits from the table below. Example: 121141AG50.